UL 971A PDF
Original price was: $998.00.$505.00Current price is: $505.00.
- Provides requirements for completely metallic and composite metallic/nonmetallic underground pipe constructions and associated fittings.
- Helps define appropriate installation applications and limitations for underground fuel-piping systems
Scope Overview
- Covers metallic and composite primary carrier, secondary containment, and integral primary/secondary pipe systems, including manufacturer-supplied fittings, for underground distribution and venting of petroleum-based flammable and combustible liquids, alcohols, and alcohol-blended fuels.
- Products are intended for normal soil applications and installation in accordance with NFPA 30, NFPA 30A, manufacturer instructions, and applicable regulations; sump, connector-pipe, aboveground, marine, and applications exceeding 75 °F (23 °C) are outside the evaluated scope





